245433253106 has 4 divisors (see below), whose sum is σ = 368149879662. Its totient is φ = 122716626552.

The previous prime is 245433253007. The next prime is 245433253127. The reversal of 245433253106 is 601352334542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 242565115081 + 2868138025 = 492509^2 + 53555^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 245433253106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61358313275 + ... + 61358313278.

Almost surely, 2^245433253106 is an apocalyptic number.

245433253106 is a deficient number, since it is larger than the sum of its proper divisors (122716626556).

245433253106 is a wasteful number, since it uses less digits than its factorization.

245433253106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122716626555.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 245433253106 its reverse (601352334542), we get a palindrome (846785587648).

The spelling of 245433253106 in words is "two hundred forty-five billion, four hundred thirty-three million, two hundred fifty-three thousand, one hundred six".